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<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
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<body>
    <div id="box">
        {{myname}}
    </div>
    <script>
      var obj = {
        data() {
            return {
                myname:"future"
            }
        },
      }

      Vue.createApp(obj).mount("#box");
    </script>
</body>
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